100 tracked 13F filers disclose a position in NPWR as of the latest SEC 13F filings, a combined $78.8M in reported value. Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | Share Andrew L. | $16.3M | 9.8M | —Held | Q2 2026 | |
| 2 | GREENLIGHT CAPITAL INC | $30.2M | 3.0M | ▲+5.5% Added · +155K sh | Q4 2023 | |
| 3 | BlackRock, Inc. | $3.3M | 2.1M | ▲+7.4% Added · +148K sh | Q1 2026 | |
| 4 | PEAK6 LLC | $3.1M | 2.0M | ▲+48% Added · +641K sh | Q1 2026 | |
| 5 | VANGUARD CAPITAL MANAGEMENT LLC | $2.6M | 1.6M | →First observed position No prior filed position | Q1 2026 | |
| 6 | ADAGE CAPITAL PARTNERS GP, L.L.C. | $2.4M | 1.5M | —Held | Q1 2026 | |
| 7 | Sourcerock Group LLC | $2.3M | 1.5M | ▲+0.5% Added · +8K sh | Q1 2026 | |
| 8 | TWO SIGMA INVESTMENTS, LP | $1.7M | 1.1M | ▲+48% Added · +352K sh | Q1 2026 | |
| 9 | GEODE CAPITAL MANAGEMENT, LLC | $1.3M | 860K | ▲+3.5% Added · +29K sh | Q1 2026 | |
| 10 | Nuveen, LLC | $1.1M | 714K | ▲+1.6% Added · +11K sh | Q1 2026 | |
| 11 | RENAISSANCE TECHNOLOGIES LLC | $1.1M | 704K | ▲+644% Added · +609K sh | Q1 2026 | |
| 12 | MILLENNIUM MANAGEMENT LLC | $1.1M | 683K | ▼−70% Reduced · −1.6M sh | Q1 2026 | |
| 13 | STATE STREET CORP | $957K | 614K | ▲+1.6% Added · +10K sh | Q1 2026 | |
| 14 | Tidal Investments LLC | $832K | 533K | ▲+128% Added · +299K sh | Q1 2026 | |
| 15 | Defiance ETFs, LLC | $832K | 533K | ▲New +533K sh | Q1 2026 | |
| 16 | CenterBook Partners LP | $683K | 438K | ▼−76% Reduced · −1.4M sh | Q1 2026 | |
| 17 | TUDOR INVESTMENT CORP ET AL | $673K | 431K | ▲+408% Added · +346K sh | Q1 2026 | |
| 18 | UBS Group AG | $577K | 370K | ▲+473% Added · +305K sh | Q1 2026 | |
| 19 | BOOTHBAY FUND MANAGEMENT, LLC | $462K | 296K | ▼−1.5% Reduced · −5K sh | Q1 2026 | |
| 20 | NORTHERN TRUST CORP | $456K | 292K | ▲+15% Added · +38K sh | Q1 2026 | |
| 21 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | $420K | 270K | ▲+0.5% Added · +1K sh | Q1 2026 | |
| 22 | VANGUARD PORTFOLIO MANAGEMENT LLC | $413K | 265K | →First observed position No prior filed position | Q1 2026 | |
| 23 | GOLDMAN SACHS GROUP INC | $406K | 261K | ▼−14% Reduced · −43K sh | Q1 2026 | |
| 24 | VANGUARD FIDUCIARY TRUST CO | $388K | 249K | →First observed position No prior filed position | Q1 2026 | |
| 25 | FEDERATED HERMES, INC. | $377K | 242K | ▲+206% Added · +163K sh | Q1 2026 |
Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership.
Last quarter, 6 funds opened a new position in NPWR and 19 added to an existing one, while 12 reduced and 0 exited entirely — based on 13F filings from active, signal-eligible managers (passive index funds and other mechanical holders are excluded from this count).
| Company | Co-held by | Combined value |
|---|---|---|
| MICROSOFT CORPMSFT | 32 funds | $6.3B |
| META PLATFORMS INC-CLASS AMETA | 32 funds | $3.9B |
| ELI LILLY & COLLY | 32 funds | $1.9B |
| VISA INC-CLASS A SHARESV | 32 funds | $1.4B |
| UNITEDHEALTH GROUP INCUNH | 32 funds | $1.3B |
| UNION PACIFIC CORPUNP | 32 funds | $620.7M |
| VISTRA CORPVST | 32 funds | $540.2M |
| UBER TECHNOLOGIES INCUBER | 32 funds | $463.2M |
| NVIDIA CORPNVDA | 31 funds | $11.8B |
| AMAZON.COM INCAMZN | 31 funds | $6.4B |
| ALPHABET INC-CL AGOOGL | 31 funds | $4.5B |
| BROADCOM INCAVGO | 31 funds | $4.2B |
Ranked by how many of NPWR's institutional holders also hold each name, a cross-fund conviction signal.
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| Jul 23, 2026 | 8 Rivers Capital, LLC | 10% Owner | Sell (S) | 39K | $59K |
| Jul 23, 2026 | NPEH, LLC | 10% Owner | Sell (S) | 39K | $59K |
| Jul 22, 2026 | 8 Rivers Capital, LLC | 10% Owner | Sell (S) | 90K | $137K |
| Jul 22, 2026 | NPEH, LLC | 10% Owner | Sell (S) | 90K | $137K |
| Jul 21, 2026 | 8 Rivers Capital, LLC | 10% Owner | Sell (S) | 80K | $122K |
| Jul 21, 2026 | NPEH, LLC | 10% Owner | Sell (S) | 80K | $122K |
| May 13, 2026 | NPEH, LLC | 10% Owner | Sell (S) | 35K | $85K |
| May 13, 2026 | 8 Rivers Capital, LLC | 10% Owner | Sell (S) | 35K | $85K |
| May 12, 2026 | NPEH, LLC | 10% Owner | Sell (S) | 400K | $976K |
| May 12, 2026 | 8 Rivers Capital, LLC | 10% Owner | Sell (S) | 400K | $976K |
| Mar 3, 2026 | BEAUCHAMP DAMIAN R. | 10% Owner | Sell (S) | 100K | $204K |
| Mar 3, 2026 | NPEH, LLC | 10% Owner | Sell (S) | 100K | $204K |
This stock page is the public Follow view. For one current, evidence-backed answer, use capital_change_brief through REST or MCP. It compares tracked 13F changes with qualifying Form 4 activity and cites the SEC evidence.
curl -H "Authorization: Bearer YOUR_API_KEY" \ "https://arkolith.com/api/v1/stocks/NPWR/capital-change-brief"
Use Arkolith's capital_change_brief for NPWR. Tell me what changed, whether insider activity corroborates it, and cite the SEC evidence.
13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for NPWR. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.